US9668051B2 - Slew rate control apparatus for digital microphones - Google Patents
Slew rate control apparatus for digital microphones Download PDFInfo
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- US9668051B2 US9668051B2 US15/190,996 US201615190996A US9668051B2 US 9668051 B2 US9668051 B2 US 9668051B2 US 201615190996 A US201615190996 A US 201615190996A US 9668051 B2 US9668051 B2 US 9668051B2
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R1/00—Details of transducers, loudspeakers or microphones
- H04R1/02—Casings; Cabinets ; Supports therefor; Mountings therein
- H04R1/04—Structural association of microphone with electric circuitry therefor
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
- H04R3/08—Circuits for transducers, loudspeakers or microphones for correcting frequency response of electromagnetic transducers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/04—Circuits for transducers, loudspeakers or microphones for correcting frequency response
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2499/00—Aspects covered by H04R or H04S not otherwise provided for in their subgroups
- H04R2499/10—General applications
- H04R2499/11—Transducers incorporated or for use in hand-held devices, e.g. mobile phones, PDA's, camera's
Abstract
Description
Claims (20)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US15/190,996 US9668051B2 (en) | 2013-09-04 | 2016-06-23 | Slew rate control apparatus for digital microphones |
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US201361873572P | 2013-09-04 | 2013-09-04 | |
US14/468,709 US9386370B2 (en) | 2013-09-04 | 2014-08-26 | Slew rate control apparatus for digital microphones |
US15/190,996 US9668051B2 (en) | 2013-09-04 | 2016-06-23 | Slew rate control apparatus for digital microphones |
Related Parent Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/468,709 Continuation US9386370B2 (en) | 2013-09-04 | 2014-08-26 | Slew rate control apparatus for digital microphones |
Publications (2)
Publication Number | Publication Date |
---|---|
US20160309256A1 US20160309256A1 (en) | 2016-10-20 |
US9668051B2 true US9668051B2 (en) | 2017-05-30 |
Family
ID=52583313
Family Applications (2)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/468,709 Active 2034-09-02 US9386370B2 (en) | 2013-09-04 | 2014-08-26 | Slew rate control apparatus for digital microphones |
US15/190,996 Active US9668051B2 (en) | 2013-09-04 | 2016-06-23 | Slew rate control apparatus for digital microphones |
Family Applications Before (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US14/468,709 Active 2034-09-02 US9386370B2 (en) | 2013-09-04 | 2014-08-26 | Slew rate control apparatus for digital microphones |
Country Status (6)
Country | Link |
---|---|
US (2) | US9386370B2 (en) |
EP (1) | EP3042507A4 (en) |
KR (1) | KR20160043076A (en) |
CN (1) | CN105612763B (en) |
TW (1) | TWI552612B (en) |
WO (1) | WO2015034724A1 (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US11909387B2 (en) | 2021-03-17 | 2024-02-20 | Knowles Electronics, Llc. | Microphone with slew rate controlled buffer |
Families Citing this family (14)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN110944269A (en) | 2011-08-18 | 2020-03-31 | 美商楼氏电子有限公司 | Sensitivity adjustment apparatus and method for MEMS device |
US9343455B2 (en) | 2012-12-19 | 2016-05-17 | Knowles Electronics, Llc | Apparatus and method for high voltage I/O electro-static discharge protection |
CN105379308B (en) | 2013-05-23 | 2019-06-25 | 美商楼氏电子有限公司 | Microphone, microphone system and the method for operating microphone |
US9711166B2 (en) | 2013-05-23 | 2017-07-18 | Knowles Electronics, Llc | Decimation synchronization in a microphone |
US10020008B2 (en) | 2013-05-23 | 2018-07-10 | Knowles Electronics, Llc | Microphone and corresponding digital interface |
US9386370B2 (en) | 2013-09-04 | 2016-07-05 | Knowles Electronics, Llc | Slew rate control apparatus for digital microphones |
US9502028B2 (en) | 2013-10-18 | 2016-11-22 | Knowles Electronics, Llc | Acoustic activity detection apparatus and method |
US9147397B2 (en) | 2013-10-29 | 2015-09-29 | Knowles Electronics, Llc | VAD detection apparatus and method of operating the same |
US9831844B2 (en) | 2014-09-19 | 2017-11-28 | Knowles Electronics, Llc | Digital microphone with adjustable gain control |
TW201640322A (en) | 2015-01-21 | 2016-11-16 | 諾爾斯電子公司 | Low power voice trigger for acoustic apparatus and method |
US10121472B2 (en) | 2015-02-13 | 2018-11-06 | Knowles Electronics, Llc | Audio buffer catch-up apparatus and method with two microphones |
US9478234B1 (en) | 2015-07-13 | 2016-10-25 | Knowles Electronics, Llc | Microphone apparatus and method with catch-up buffer |
EP3386107B1 (en) * | 2017-04-03 | 2021-07-07 | Nxp B.V. | Data processing circuits |
KR20210146132A (en) * | 2020-05-26 | 2021-12-03 | 삼성전자주식회사 | Method for calibrating the characteristics of a microphone and electronic device thereof |
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2014
- 2014-08-26 US US14/468,709 patent/US9386370B2/en active Active
- 2014-08-27 EP EP14842645.5A patent/EP3042507A4/en not_active Withdrawn
- 2014-08-27 CN CN201480056133.9A patent/CN105612763B/en active Active
- 2014-08-27 KR KR1020167006731A patent/KR20160043076A/en active IP Right Grant
- 2014-08-27 WO PCT/US2014/052938 patent/WO2015034724A1/en active Application Filing
- 2014-09-03 TW TW103130368A patent/TWI552612B/en not_active IP Right Cessation
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2016
- 2016-06-23 US US15/190,996 patent/US9668051B2/en active Active
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Also Published As
Publication number | Publication date |
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EP3042507A1 (en) | 2016-07-13 |
TWI552612B (en) | 2016-10-01 |
KR20160043076A (en) | 2016-04-20 |
CN105612763A (en) | 2016-05-25 |
TW201519662A (en) | 2015-05-16 |
EP3042507A4 (en) | 2017-06-28 |
US9386370B2 (en) | 2016-07-05 |
US20160309256A1 (en) | 2016-10-20 |
CN105612763B (en) | 2017-08-22 |
US20150063594A1 (en) | 2015-03-05 |
WO2015034724A1 (en) | 2015-03-12 |
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